Question

Describe the fraction distillation of petroleum.

Answer 1

Fractional distillation separates a mixture into a number of different parts, called fractions. Crude oil is a mixture of hydrocarbons .The crude oil is evaporated and its vapours condense at different temperatures in the fractionating column.

Answer 2

Fractional distillation is a process by which components in a chemical mixture areseparated into different parts (called fractions) according to their different boiling points. Petroleum is mixture of hydrocarbon molecules. The molecules are of different sizes and have a different number of carbon atoms.